NTSB Identification: ATL87IA179B.
The docket is stored on NTSB microfiche number 33856.
Scheduled 14 CFR SOUTHWEST AIRLINES
Incident occurred Thursday, June 18, 1987 in NASHVILLE, TN
Probable Cause Approval Date: 10/17/1988
Aircraft: BOEING 737-2H4, registration: N50SW
Injuries: 161 Uninjured.

NTSB investigators used data provided by various sources and may not have traveled in support of this investigation to prepare this aircraft incident report.

AT APRX 2211 CDT, DELTA FLT 314 (BOEING 727, N482DA) WAS CLRD TO TAXI TO RWY 31 WITH INFO INDIA. INFO INDIA INDCD RWY 31WAS ACTIVE. SOON THEREAFTER, SOUTHWEST FLT 715 (BOEING 737, N50SW) REQD & RECD TAXI CLNC TO RWY 13 FOR TKOF. TO ACCOMMO-DATE INCOMING TRAFFIC THAT HAD REQD RWY 13 FOR LNDG, FLT 715 (AT THE APCH END OF RWY 13) WAS CLRD FOR IMMEDIATE TKOF. INITIAL ACKNOWLEDGEMENT (OF TKOF CLNC, RECD BY TWR) WAS GARBLED FLWD BY AN AUDIBLE '. . . 715.' THE TWR CTLR DID NOT REALIZE BOTH FLTS HAD ACKNOWLEDGED THE TKOF CLNC, SINCE FLT 314 WAS STILL TAXIING TO RWY 31. BOTH FLTS STARTED DEPG FM OPPOSITE ENDS OF THE RWY. AT 1ST, NEITHER FLT CREW COULD SEE THE OTR DUE TO A CROWN IN THE RWY. WHEN THEY SAW EACH OTR, FLT 715 WAS APCHG V1 SPEED & ELECTED TO CONT THE TKOF. FLT 314 HAD JUST BGN ITS TKOF ROLL & ABORTED BY TURNING OFF ON A TWY. AN INV REVEALED THAT BFR DEPG, WHEN FLT 314 WAS APCHG RWY 31 FOR TKOF, THE 1ST OFFICER (F/O) THOUGHT HE HEARD CLNC FOR TKOF. THE CAPT OF FLT 314 ASKED THE F/O IF HE WAS SURE & THE F/O REPLIED 'YES' & SAID HE HAD ACKNOWLEDGED THE CLNC.

The National Transportation Safety Board determines the probable cause(s) of this incident to be:

ATC CLEARANCE..MISREAD..PILOT OF OTHER AIRCRAFT

The National Transportation Safety Board determines the probable cause(s) of this incident to be:

INSTRUCTIONS,WRITTEN/VERBAL..NOT FOLLOWED..PILOT OF OTHER AIRCRAFT



Contributing Factors

AIRPORT FACILITIES,RUNWAY/LANDING AREA CONDITION


Contributing Factors

VISUAL LOOKOUT..REDUCED

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